ERP Integration
You already have the data. Here is how you structure and issue it.
Most manufacturers already track BOMs in SAP, Oracle, or custom MES environments. The challenge is extracting, structuring, and cryptographically signing this data to create a Verifiable Credential at the moment of manufacturing.
The Issuance Pipeline
// Step 1: MES triggers API call at end-of-line test
POST /api/v1/issue-passport
{
"production_order": "PO-883921",
"batch_id": "B-291",
"test_results": { "hipot": "PASS", "continuity": "PASS" }
}// Step 2: Middleware fetches static BOM & dynamic batch data
... fetching material data from ERP ...
// Step 3: Payload is formatted to JSON-LD and signed
{
"credential": "...",
"signature": "eyJhbGciOiJFZERTQS... "
}